If this is your first visit, be sure to
check out the FAQ by clicking the
link above. You may have to register
before you can post: click the register link above to proceed. To start viewing messages,
select the forum that you want to visit from the selection below.

ERD assignment, was titled "Need Help"

i need help to do this requiremnet as ERD

if i have

the conference is identified by the year (unique) and described by city, location, chairman, an organizing committee, a set of participants, and a set of papers (articles). It is required to keep track of the total number of participants and papers for each conference occurrence.
and
participant is identified by a number (unique), and described by a name, category (distinguished lecturer, chairman, member of an organizing committee, author... etc.) and E-mail address. A participant in any conference occurrence may pay certain fees which is determined according to his/her category. It is required to keep track of the total fees for each particular conference occurrence